refac: remove nesting

backend/main.py

@@ -465,8 +465,10 @@ async def chat_completion_functions_handler(
                 **(valves if valves else {})
             )
 
+        if not hasattr(function_module, "inlet"):
+            continue
+
         try:
-            if hasattr(function_module, "inlet"):
             inlet = function_module.inlet
 
             # Get the signature of the function
@@ -1184,8 +1186,9 @@ async def chat_completed(form_data: dict, user=Depends(get_verified_user)):
                 **(valves if valves else {})
             )
 
+        if not hasattr(function_module, "outlet"):
+            continue
         try:
-            if hasattr(function_module, "outlet"):
             outlet = function_module.outlet
 
             # Get the signature of the function